Analysis

  • max time kernel
    149s
  • max time network
    154s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    02/11/2026, 19:19

General

  • Target
    3bd9863d635cd3ea155aefd4db81380b5902a81c630afd9f89025094c2c42948.exe
  • Size 9.0MB
  • Sample261102-x1swmsgb67
  • SHA256 3bd9863d635cd3ea155aefd4db81380b5902a81c630afd9f89025094c2c42948
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Deletes itself 1 TTPs 1 IoCs
  • Executes dropped EXE 10 IoCs
  • Adds Run key to start application 2 TTPs 7 IoCs
  • Contacts third-party web service commonly abused for C2 1 TTPs 8 IoCs

    Legitimate web (hosting) services can be abused by malware authors to host malware or C2s.

  • Detect suspicious telegram bot 5 IoCs

    Detect suspicious telegram bot.

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Reads the TCP/IP host and domain name from the registry 1 TTPs 22 IoCs

    The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.

  • System Location Discovery: System Language Discovery 1 TTPs 11 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\3bd9863d635cd3ea155aefd4db81380b5902a81c630afd9f89025094c2c42948.exe
    "C:\Users\Admin\AppData\Local\Temp\3bd9863d635cd3ea155aefd4db81380b5902a81c630afd9f89025094c2c42948.exe"
    1⤵
    • Adds Run key to start application
    • Reads the TCP/IP host and domain name from the registry
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:4188
    • C:\Users\Admin\AppData\Local\Temp\SystemTrayHelper.exe
      "C:\Users\Admin\AppData\Local\Temp\SystemTrayHelper.exe" --monitor
      2⤵
      • Executes dropped EXE
      • Reads the TCP/IP host and domain name from the registry
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      PID:2616
  • C:\Users\Admin\AppData\Local\Temp\SystemTrayHelper.exe
    "C:\Users\Admin\AppData\Local\Temp\\SystemTrayHelper.exe"
    1⤵
    • Deletes itself
    • Executes dropped EXE
    • Adds Run key to start application
    • Reads the TCP/IP host and domain name from the registry
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:5064
    • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\SystemMonitor\UpdateService.exe
      "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\SystemMonitor\UpdateService.exe" --monitor
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Reads the TCP/IP host and domain name from the registry
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      PID:2440
  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\SystemMonitor\UpdateService.exe
    "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\SystemMonitor\UpdateService.exe"
    1⤵
    • Executes dropped EXE
    • Adds Run key to start application
    • Reads the TCP/IP host and domain name from the registry
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:3680
    • C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.Search\UpdateService.exe
      "C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.Search\UpdateService.exe" --monitor
      2⤵
      • Executes dropped EXE
      • Reads the TCP/IP host and domain name from the registry
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      PID:2164
  • C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.Search\UpdateService.exe
    "C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.Search\UpdateService.exe"
    1⤵
    • Executes dropped EXE
    • Adds Run key to start application
    • Reads the TCP/IP host and domain name from the registry
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:5416
    • C:\Users\Admin\AppData\Roaming\Microsoft\CLR_v4.0\SecurityCore.exe
      "C:\Users\Admin\AppData\Roaming\Microsoft\CLR_v4.0\SecurityCore.exe" --monitor
      2⤵
      • Executes dropped EXE
      • Reads the TCP/IP host and domain name from the registry
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      PID:3184
  • C:\Users\Admin\AppData\Roaming\Microsoft\CLR_v4.0\SecurityCore.exe
    "C:\Users\Admin\AppData\Roaming\Microsoft\CLR_v4.0\SecurityCore.exe"
    1⤵
    • Executes dropped EXE
    • Adds Run key to start application
    • Reads the TCP/IP host and domain name from the registry
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:1388
    • C:\Users\Admin\AppData\Local\Microsoft\Windows\WER\ReportQueue\SecurityCore.exe
      "C:\Users\Admin\AppData\Local\Microsoft\Windows\WER\ReportQueue\SecurityCore.exe" --monitor
      2⤵
      • Executes dropped EXE
      • Reads the TCP/IP host and domain name from the registry
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      PID:2084
  • C:\Users\Admin\AppData\Local\Microsoft\Windows\WER\ReportQueue\SecurityCore.exe
    "C:\Users\Admin\AppData\Local\Microsoft\Windows\WER\ReportQueue\SecurityCore.exe"
    1⤵
    • Executes dropped EXE
    • Reads the TCP/IP host and domain name from the registry
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    PID:2420

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        09A184963DB18218E7969055927ED546

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\09A184963DB18218E7969055927ED546
        • Size 279B
        • SHA256 30bf9e443363caee061b86be58112778c9f3dcde80c66ac4c60fdf8c866af235
        • MD5 SHA1 SHA512 TLSH

        103621DE9CD5414CC2538780B4B75751

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\103621DE9CD5414CC2538780B4B75751
        • Size 808B
        • SHA256 3dd5ea8a14eb665ba6057d424f94e5e83757ffaab456578dbf038af04053b19e
        • MD5 SHA1 SHA512 TLSH

        18159EBD3277736D0444419407768451_2FD781D15115165DD3192E4E42E088C7

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\18159EBD3277736D0444419407768451_2FD781D15115165DD3192E4E42E088C7
        • Size 314B
        • SHA256 65cc31e83cd11721336228a00a70c171ef4c49a10eab5f13f1a7bc5a739be077
        • MD5 SHA1 SHA512 TLSH

        223DE96EE265046957A660ED7C9DD9E7_EFF9B9BA98DEAA773F261FA85A0B1771

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\223DE96EE265046957A660ED7C9DD9E7_EFF9B9BA98DEAA773F261FA85A0B1771
        • Size 2KB
        • SHA256 eeba956cfcf0d69218d0e0e411247bde9cca90e1a03b17f796d3e129c85ac7d3
        • MD5 SHA1 SHA512 TLSH

        56E83C5857C173AD065FC47EB887B239

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\56E83C5857C173AD065FC47EB887B239
        • Size 201KB
        • SHA256 8afeaf847de5a7e2ea7690aa6860cd81a76f705194eea80708efe2095049c1c0
        • MD5 SHA1 SHA512 SSDEEP TLSH

        D0E1C4B6144E7ECAB3F020E4A19EFC29_A16793B4EA930C0E219244CEE32C9A44

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\D0E1C4B6144E7ECAB3F020E4A19EFC29_A16793B4EA930C0E219244CEE32C9A44
        • Size 975B
        • SHA256 22917f0998a115ad62abcf80585186d3491654ffe8e03750561436cac45be474
        • MD5 SHA1 SHA512 TLSH

        DF2B6F1E6BCC61CEBCA21A02089A3B19_4F548F7827F125ACC54E53397A41333A

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\DF2B6F1E6BCC61CEBCA21A02089A3B19_4F548F7827F125ACC54E53397A41333A
        • Size 2KB
        • SHA256 84a2b3e262f27d54ebd9d19edc41753d1c232e6c6ba8905d14ddd3810945c2d8
        • MD5 SHA1 SHA512 TLSH

        F15827BEC5BABE89C21DCDAE77464BF1

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\F15827BEC5BABE89C21DCDAE77464BF1
        • Size 701B
        • SHA256 108dd34232a3088b45534933d0486409616a2bbad94fd8f7ab5991c01ff179b6
        • MD5 SHA1 SHA512 TLSH

        09A184963DB18218E7969055927ED546

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\09A184963DB18218E7969055927ED546
        • Size 484B
        • SHA256 c7c86b060cfa971f47dea0eb0017e4206a21c4feadc9e216c1b703d6d31eef4d
        • MD5 SHA1 SHA512 TLSH

        103621DE9CD5414CC2538780B4B75751

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\103621DE9CD5414CC2538780B4B75751
        • Size 192B
        • SHA256 83dba41fb598041962ab8a2ff5479e7eb4b0a87c3c9f8324a8bb04781f6c7a12
        • MD5 SHA1 SHA512 TLSH

        18159EBD3277736D0444419407768451_2FD781D15115165DD3192E4E42E088C7

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\18159EBD3277736D0444419407768451_2FD781D15115165DD3192E4E42E088C7
        • Size 488B
        • SHA256 ab1f8f06c0a0429e21099d821384a9fd8b3f9f3300a63f9ba1e117a9c5de7ed0
        • MD5 SHA1 SHA512 TLSH

        223DE96EE265046957A660ED7C9DD9E7_EFF9B9BA98DEAA773F261FA85A0B1771

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\223DE96EE265046957A660ED7C9DD9E7_EFF9B9BA98DEAA773F261FA85A0B1771
        • Size 450B
        • SHA256 7563d0d46384825aa82ed82cefe3dceefb2f5e8345959661c681affaadee91a5
        • MD5 SHA1 SHA512 TLSH

        56E83C5857C173AD065FC47EB887B239

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\56E83C5857C173AD065FC47EB887B239
        • Size 246B
        • SHA256 24797f982a97b67d1025606ffffd2d05730ea4ba7b854756d9bafafcd0e0d58a
        • MD5 SHA1 SHA512 TLSH

        D0E1C4B6144E7ECAB3F020E4A19EFC29_A16793B4EA930C0E219244CEE32C9A44

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\D0E1C4B6144E7ECAB3F020E4A19EFC29_A16793B4EA930C0E219244CEE32C9A44
        • Size 488B
        • SHA256 ef4c98a7c9d425652804dfcf9131721a623a014603dde875ec80cb75a543a471
        • MD5 SHA1 SHA512 TLSH

        DF2B6F1E6BCC61CEBCA21A02089A3B19_4F548F7827F125ACC54E53397A41333A

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\DF2B6F1E6BCC61CEBCA21A02089A3B19_4F548F7827F125ACC54E53397A41333A
        • Size 474B
        • SHA256 1d6e55fd46122e5798722aac054df2ff8676118170948c3f4e9542715bbbfdf4
        • MD5 SHA1 SHA512 TLSH

        F15827BEC5BABE89C21DCDAE77464BF1

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\F15827BEC5BABE89C21DCDAE77464BF1
        • Size 192B
        • SHA256 c4e519f9359c3bc2bcabc4e5c4c013f926c929e3b2f9cddb5f340da087abe780
        • MD5 SHA1 SHA512 TLSH

        SecurityCore.exe

        • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\WER\ReportQueue\SecurityCore.exe
        • Size 9.5MB
        • SHA256 cc0fd7c95a66ad0c3d448c713b2187ea32a99013dacb31f5ff7f7b26bb5d8941
        • MD5 SHA1 SHA512 SSDEEP TLSH

        UpdateService.exe

        • Path C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.Search\UpdateService.exe
        • Size 9.3MB
        • SHA256 69ff3b9c54da66aab8f77fa8bd2905d2699741865f6685606a6d93e148ddf4df
        • MD5 SHA1 SHA512 SSDEEP TLSH

        SystemTrayHelper.exe

        • Path C:\Users\Admin\AppData\Local\Temp\SystemTrayHelper.exe
        • Size 9.1MB
        • SHA256 5bd6d7dab896947f62b60a175efac917348c6f1f6ea12cc346f344b38c8841a7
        • MD5 SHA1 SHA512 SSDEEP TLSH

        SecurityCore.exe

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\CLR_v4.0\SecurityCore.exe
        • Size 9.4MB
        • SHA256 74f4c71b65bc00d47ecb39aafec83ece3a178ca420bcd97706d5e64001e9417c
        • MD5 SHA1 SHA512 SSDEEP TLSH

        UpdateService.exe

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\SystemMonitor\UpdateService.exe
        • Size 9.2MB
        • SHA256 fec6ff36b2f81bb84ece97ff16bcd30684fa9cc83cc0534b6ffbb5c9b06056e8
        • MD5 SHA1 SHA512 SSDEEP TLSH